Buckle



FIG. 1 is a perspective view from the top, front and right-hand side of a buckle showing my new design;

FIG. 2 is a rear elevational view thereof, the front elevational view being the same;

FIG. 3 is a side elevational view taken from the left-hand side thereof, the side elevational view taken from the right-hand side being the same;

FIG. 4 is an underneath plan view thereof;

FIG. 5 is a cross-sectional view thereof, taken along line 5--5 of FIG. 4; and,

FIG. 6 is a cross-sectional view thereof, taken along line 6--6 of FIG. 4. 

The ornamental design for a buckle, as shown and described. 